Home / 194,629.12-268,588.22-109,746.18

Finding the Fourth Proportional to 194,629.12, 268,588.22 and 109,746.18

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Solution

The fourth proportional to 194,629.12, 268,588.22 and 109,746.18 is: 151,449.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,629.12 : 268,588.22 = 109,746.18 : x
  2. Step 2: Convert to fraction form
    194,629.12/268,588.22 = 109,746.18/x
  3. Step 3: Cross multiply
    194,629.12x = 268,588.22 × 109,746.18
  4. Step 4: Simplify right side
    194,629.12x = 29,476,531,138.00
  5. Step 5: Solve for x
    x = 29,476,531,138.00/194,629.12
  6. Step 6: Final answer
    x = 151,449.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.